Pope John Paul II (1998). “Faith and Reason: Encyclical Letter Fides Et Ratio of the Supreme Pontiff John Paul II to the Bishops of the Catholic Church on the Relationship Between Faith and Reason”
Richard Baxter, William Orme (1830). “The Practical Works of the Rev. Richard Baxter, with a Life of the Author, and a Critical Examination of His Writings”, p.24